A
B
C
D
E
100
Sound travels in ______________.
waves
100
What is the measure of a sound wave?
Amplitude
100
What is the word for how high or low a sound is?
pitch
100
What word means to move back and forth?
vibrate
100
What causes sound?
vibrations
200
How fast sound moves through an object is called the ________________________.
Speed of Sound
200
Another name for a reflection of sound is an ____________
Echo
200
Sound waves get (bigger / smaller) when they enter your ear.
smaller
200
Sound is ________ you can hear
energy
200
What collects dust that gets into your ear canal so that it doesn’t block the vibrations of your eardrum?
Ear wax
300
The more energy sound has, the higher the __________
volume
300
True or False: The higher the pitch, the closer the wavelengths are to one another.
True
300
What is the name of a shock wave that consists of compressed sound waves created when something moves faster than the speed of sound?
Sonic Boom
300
_______________________ is how fast or slow a sound wave is moving.
Frequency
400
Sound travels (faster/ slower) through a solid than through air.
Faster
400
Sound travels in waves through air ____________________.
Molecules
400
What is vibrate to allow you to talk?
Vocal Chord
400
Name the three sections of the ear...
The outer ear, the middle ear and the inner ear
M
e
n
u